Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery (1922)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1158
around it, theresult being that a rotary field is produced in the stator ofthe generator. Fig. 493 represents a four-pole;, three-phase generator driving such a motor. There are 12 armature coils, three sets marked A, B, C,for each pole of the generator, thus giving a three-phasecurrent. They are… … FiG. 493 FOUR-POLE THREE-PHASE GENERATOR AND INDUCTION MOTOR nected. The generator and motor are connected by thethree wires a, b, and c, the fourth wire being omitted, asit would have no load to carry. The large letters on thearmature indicate the course of the windings. The three-phase current…
